Question: When did South America have 7.07274e+06 students out of school?
Paraphrase: When did South America have over 7000000 students out of school
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q18 p:P2573 ?s . ?s ps:P2573 ?x filter(contains(?x , '7.07274e+06')) . ?s pq:P585 ?value}